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Even more recently, the adaptor was knocked loose on the corner of the desk and the power pin broke completely. I researched and assumed it was the same common problem and came across this site. Apply some fresh solder on contacts. While heating one of the contacts, remove the solder from this contact using the desoldering pump. So, you can do that, Cathy. The offical Toshiba fix is to do this and then run a bead of hot melt glue around the connector.

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Remove the battery and turn the laptop from the AC power charger. Only reset and reset after 20 sec.

I tried to turn it on and off to see if I could see any display but without success. Make sure that your soldering irons tip is very clean. Still hoping it is not the mobo.

First i thought it was the charger, simply being over sony vaio vgn cr490 it died.

You can test it with a voltmeter, make sure it outputs correct voltage. I just hope I can put all the straps and screws in the right places.

Sony vaio vgn cr490 Aaron, Just an update on my trials and tribulations. Can you please send me a photo simliar to the 2nd photo you vtn from top.

I guess there could be a problem with the motherboard. I was able to take it apart, reflow the solder: After i disassembled my laptop the power jack portion on the mobo didnt look badly burned or anything and the sony vaio vgn cr490 seemed fine as well. Will gaio cause any problems?

Desoldering pump for removing solder around component leads.

The adapter must output the same voltage. Clean up contacts on the motherboard and apply some fresh solder on them too. I could send a picture if someone would help me. You can carefully remove that epoxy with a knife or another sharp object.

DC power jack repair guide | Laptop Repair

Tried this on my A70 and it worked! What am I doing wrong? This is the second time I tried to fix this. I cr4990 the sony vaio vgn cr490 problem. Hi there, thanks for the advice. Try moving the memory module from one slot to another, maybe the slot itself is faulty. If the laptop works fine with one module in both slots, but fails with the second module in both slots, apparently the second memory module is bad. For people having trouble getting the solder to melt, the jack itself can act like a large heatsink, drawing all the heat sony vaio vgn cr490 from the joint, so it can take a bit of time for the solder to melt, far longer than the seconds some sites suggest it will.

There are three pins in the rear and two in the center. First take out the broken peg if it is still in the end of the power adapter, and in is place, fit in 4 pieces of 2 inch long copper wireing. BUT…I did it, and it soony it much easier to pull it sony vaio vgn cr490, one-half at a time. Keep up your good work!

DC power jack repair guide

I would really really appreciate it if anybody could give me a guide on sony vaio vgn cr490 to dismantle my laptop and get access to the DC power jack. Only thing… I have about 50 screws left over. Now you are ready to solder the jack back in place.

Repeat the same process again: It bgn keep doing that if I pull it in then out. Should it be replaced or is this normal? Due to an error in shipping Dell sent me three batteries instead of one so I have plenty to charge and keep me in power. I have a Presario So I just sony vaio vgn cr490 fresh solder on top of it.